Home / 3,877.04-5,350.41-2,385.83

Finding the Fourth Proportional to 3,877.04, 5,350.41 and 2,385.83

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Solution

The fourth proportional to 3,877.04, 5,350.41 and 2,385.83 is: 3,292.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,877.04 : 5,350.41 = 2,385.83 : x
  2. Step 2: Convert to fraction form
    3,877.04/5,350.41 = 2,385.83/x
  3. Step 3: Cross multiply
    3,877.04x = 5,350.41 × 2,385.83
  4. Step 4: Simplify right side
    3,877.04x = 12,765,141.94
  5. Step 5: Solve for x
    x = 12,765,141.94/3,877.04
  6. Step 6: Final answer
    x = 3,292.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.